#99CE58#99CE58

#99CE58 is a light, vivid yellow-green. Relative luminance 0.516; OKLCH L 79.0% C 0.159 H 129.7°. Best body text is #000000 at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#99CE58
RGB	rgb(153, 206, 88)
HSL	hsl(87, 55%, 58%)
HSV	hsv(87, 57%, 81%)
CMYK	cmyk(25.7%, 0%, 57.3%, 19.2%)
CIE-LAB	lab(77.05, -36.11, 52.22)
CIE-LCH	lch(77.05, 63.49, 124.66°)
OKLab	oklab(78.98% -0.1013 0.1222)
OKLCH	oklch(78.98% 0.159 129.7)
XYZ	xyz(36.9693, 51.6186, 17.2462)
Luminance	0.5162 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CE58 #8D58CE

analogous

#CEC858 #99CE58 #5ECE58

triadic

#99CE58 #5899CE #CE5899

tetradic

#99CE58 #58CEC8 #8D58CE #CE585E

square

#99CE58 #58CEC8 #8D58CE #CE585E

split-complementary

#99CE58 #585ECE #C858CE

monochromatic

#5B8527 #7BB435 #99CE58 #B6DC87 #D3EAB7

Accessibility & contrast

On white

1.85

#99CE58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.32

#99CE58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CE58

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CE58	#FFFFFF	#000000	##000000
##99CE58	1.00	1.85	11.32	11.32
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.32	21.00	1.00	1.00
##000000	11.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C14C

Deuteranopia (green-blind)

#CFBD60

Tritanopia (blue-blind)

#9DC6B4

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #99ce58;
/* rgb */ color: rgb(153, 206, 88);
/* oklch */ color: oklch(79.0% 0.159 129.7);

Tailwind

colors: {
  custom: {
    50: '#badd8b',
    500: '#99ce58',
    950: '#000000',
  },
}

SCSS

$custom: #99ce58;
$custom-light: #badd8b;
$custom-dark: #000000;

JSON

{
  "hex": "#99ce58",
  "rgb": {
    "r": 153,
    "g": 206,
    "b": 88
  },
  "hsl": {
    "h": 86.949,
    "s": 54.63,
    "l": 57.647
  },
  "oklch": {
    "l": 0.78981,
    "c": 0.15869,
    "h": 129.7
  },
  "luminance": 0.51619
}

Semantic roles & 50–950 ramp

primary

#99CE58

secondary

#613E8C

accent

#4ADE8C

background

#FDFEFC

surface

#F8FCF4

border

#D1D5CE

text

#12150C

muted

#82847F

Preview Lab

Preview with #99CE58

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →